C2 Flashcards
What is a theory?
a logical explanation for all relevant data
What is a hypothesis?
Statement proposing the existence of a relationship between variables
____ is the tendency to believe that we could have foreseen an event after it has occurred
Hindsight Bias
What are the most common reasons psychologist conduct research?
To test a theory (basic)
To solve a problem (applied)
Research to confirm previous findings (replication)
____ a representative group of people is questioned, using interviews or written questionnaires about their behavior
Survey
____ is a selected segment of a larger population that is being studied
Sampling
____ is critical subgroups are being represented according to their incidence in larger population that researcher is studying
Representative sample
___ a group of larger population that is selected by using randomization procedures
Random sample
What is the observational method?
Researches observe their subjects as they go about their usual activities in a natural setting
What is an observer bias?
Tendency of an observer to read more into situation that is there
____ is the tendency of participants to modify behavior because they are being observed
Observer effect
____ involve in-depth explorations of either a single case or a small group of subjects who are examined individually
Case Studies
____ are statistical methods are used to assess and describe the amount and type of relationship between variables of interest
Correctional methods
____ is statistics used to describe the degree of relationship between two or more variables in which positive correlations indicate the variables vary together
Coefficient of Correlation
What is a positive correlation?
Indicates that an increase in one variable indicated an increase in the other
